Table 3 Demographic and clinical parameters in the acute kidney injury (AKI) group according to the RIFLE-classification
From: Risk assessment of acute kidney injury following cardiopulmonary bypass
Parameter | RRT* | p-value (chi-squared test) | |
|---|---|---|---|
No | Yes | ||
n = 3323 | n = 251 | ||
Sex | |||
Male | 2341 (70%) | 181 (72%) | |
Female | 981 (30%) | 70 (28%) | 0.62 |
Bypass surgery | |||
Yes | 2520 (76%) | 207 (82%) | |
No | 803 (24%) | 44 (18%) | 0.02 |
Valve surgery | |||
Yes | 1157 (35%) | 94 (37%) | |
No | 2166 (65%) | 157 (63%) | 0.10 |
Temperature | |||
Normothermia | 2554 (76%) | 177 (71%) | |
Mild hypothermia | 734 (22%) | 63 (25%) | |
Deep hypothermia | 65 (2%) | 11 (4%) | < 0.01 |
Surgery | |||
Bypass | 2037 (61%) | 153 (61%) | |
Valve | 596 (18%) | 30 (12%) | |
Bypass+valve | 445 (13%) | 50 (20%) | < 0.01 |